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Finding the Fourth Proportional to 548.84, 823.42 and 224.04

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Solution

The fourth proportional to 548.84, 823.42 and 224.04 is: 336.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    548.84 : 823.42 = 224.04 : x
  2. Step 2: Convert to fraction form
    548.84/823.42 = 224.04/x
  3. Step 3: Cross multiply
    548.84x = 823.42 × 224.04
  4. Step 4: Simplify right side
    548.84x = 184,479.02
  5. Step 5: Solve for x
    x = 184,479.02/548.84
  6. Step 6: Final answer
    x = 336.13

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.